Home / 71,545.40-98,712.65-44,715.16

Finding the Fourth Proportional to 71,545.40, 98,712.65 and 44,715.16

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Solution

The fourth proportional to 71,545.40, 98,712.65 and 44,715.16 is: 61,694.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,545.40 : 98,712.65 = 44,715.16 : x
  2. Step 2: Convert to fraction form
    71,545.40/98,712.65 = 44,715.16/x
  3. Step 3: Cross multiply
    71,545.40x = 98,712.65 × 44,715.16
  4. Step 4: Simplify right side
    71,545.40x = 4,413,951,938.77
  5. Step 5: Solve for x
    x = 4,413,951,938.77/71,545.40
  6. Step 6: Final answer
    x = 61,694.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.